Part 2 in progress.

entity.py

@@ -1,14 +1,16 @@
+from typing import Tuple
+
 class Entity:
     """
     Generic object to represent players, enemies, items, etc.
     """
 
-    def __init__(self, x, y, char, color):
+    def __init__(self, x: int, y: int, char: str, color: tuple[int, int, int]):
         self.x = x
         self.y = y
         self.char = char
         self.color = color
 
-    def move(self, dx, dy):
+    def move(self, dx: int, dy: int) -> None:
         self.x += dx
         self.y += dy